Fixed: Mock AcoustId responses so tests don't fail when API down

src/NzbDrone.Core.Test/ParserTests/FingerprintingServiceFixture.cs

@@ -1,23 +1,55 @@
-using FluentAssertions;
+using System;
-using NUnit.Framework;
-using NzbDrone.Core.Test.Framework;
-using NzbDrone.Core.Parser;
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
-using NzbDrone.Core.Parser.Model;
-using System;
-using NzbDrone.Common.Http;
-using Moq;
-using static NzbDrone.Core.Parser.FingerprintingService;
-using NzbDrone.Test.Common;
 using System.Net;
+using FluentAssertions;
+using Moq;
+using Newtonsoft.Json;
+using NUnit.Framework;
+using NzbDrone.Common.EnvironmentInfo;
+using NzbDrone.Common.Http;
+using NzbDrone.Core.Parser;
+using NzbDrone.Core.Parser.Model;
+using NzbDrone.Core.Test.Framework;
+using NzbDrone.Test.Common;
+using static NzbDrone.Core.Parser.FingerprintingService;
 
 namespace NzbDrone.Core.Test.ParserTests
 {
     [TestFixture]
     public class FingerprintingServiceFixture : CoreTest<FingerprintingService>
     {
+        public class FingerPrintTest
+        {
+            public string RequestContent { get; set; }
+            public string Response { get; set; }
+        }
+
+        [SetUp]
+        public void UseAcoustidResponses()
+        {
+            // responses were generated by editing HttpClient to write out the content bytes as a string
+            // using BitConverter.ToString(request.ContentData)
+            var path = Path.Combine(TestContext.CurrentContext.TestDirectory, "Files", "Fingerprinting", "AcoustidResponses.json");
+            var responses = JsonConvert.DeserializeObject<List<FingerPrintTest>>(File.ReadAllText(path));
+
+            foreach (var response in responses)
+            {
+                Mocker.GetMock<IHttpClient>()
+                    .Setup(o => o.Post<LookupResponse>(
+                                It.Is<HttpRequest>(v =>
+                                                    v.Url.Equals(new HttpUri("https://api.acoustid.org/v2/lookup")) &&
+                                                    v.Headers.Contains(new KeyValuePair<string, string>("Content-Encoding", "gzip")) &&
+                                                    v.Headers.ContentType == "application/x-www-form-urlencoded" &&
+                                                    // Skip past the first bit of gzip header which varies by OS:
+                                                    // http://www.onicos.com/staff/iz/formats/gzip.html
+                                                    BitConverter.ToString(v.ContentData).Substring(31) == response.RequestContent.Substring(31)
+                                    )))
+                    .Returns<HttpRequest>(r => new HttpResponse<LookupResponse>(new HttpResponse(r, new HttpHeader(), response.Response)));
+
+            }
+        }
 
         [Test]
         public void should_parse_fpcalc_json()
@@ -72,8 +104,6 @@ FINGERPRINT=AQAHJlMURlEURcgP6cwRD43Y4Ptw9FowncWPWkf6GB9-JYdP9OgJHw8u4Apw4SsOHMdx
         [TestCase("nin.flac")]
         public void should_lookup_file(string file)
         {
-            UseRealHttp();
-
             var path = Path.Combine(TestContext.CurrentContext.TestDirectory, "Files", "Media", file);
             var localTrack = new LocalTrack { Path = path };
             Subject.Lookup(new List<LocalTrack> { localTrack }, 0.5);
@@ -84,8 +114,6 @@ FINGERPRINT=AQAHJlMURlEURcgP6cwRD43Y4Ptw9FowncWPWkf6GB9-JYdP9OgJHw8u4Apw4SsOHMdx
         [Test]
         public void should_lookup_list()
         {
-            UseRealHttp();
-
             var files = new [] {
                 "nin.mp3",
                 "nin.flac"
@@ -99,8 +127,6 @@ FINGERPRINT=AQAHJlMURlEURcgP6cwRD43Y4Ptw9FowncWPWkf6GB9-JYdP9OgJHw8u4Apw4SsOHMdx
         [Test]
         public void should_lookup_list_when_fpcalc_fails_for_some_files()
         {
-            UseRealHttp();
-
             var files = new [] {
                 "nin.mp3",
                 "missing.mp3",
@@ -119,8 +145,6 @@ FINGERPRINT=AQAHJlMURlEURcgP6cwRD43Y4Ptw9FowncWPWkf6GB9-JYdP9OgJHw8u4Apw4SsOHMdx
         [Test]
         public void should_lookup_list_when_fpcalc_fails_for_all_files()
         {
-            UseRealHttp();
-
             var files = new [] {
                 "missing1.mp3",
                 "missing2.mp3"
@@ -137,8 +161,6 @@ FINGERPRINT=AQAHJlMURlEURcgP6cwRD43Y4Ptw9FowncWPWkf6GB9-JYdP9OgJHw8u4Apw4SsOHMdx
         [Test]
         public void should_not_fail_if_duration_reported_as_zero()
         {
-            UseRealHttp();
-
             var path = Path.Combine(TestContext.CurrentContext.TestDirectory, "Files", "Media", "missing.mp3");
             var localTrack = new LocalTrack { Path = path };
             var acoustId = new AcoustId {
@@ -152,8 +174,6 @@ FINGERPRINT=AQAHJlMURlEURcgP6cwRD43Y4Ptw9FowncWPWkf6GB9-JYdP9OgJHw8u4Apw4SsOHMdx
         [Test]
         public void should_not_throw_if_fingerprint_invalid()
         {
-            UseRealHttp();
-
             var path = Path.Combine(TestContext.CurrentContext.TestDirectory, "Files", "Media", "missing.mp3");
             var localTrack = new LocalTrack { Path = path };
             var acoustId = new AcoustId {
@@ -169,8 +189,6 @@ FINGERPRINT=AQAHJlMURlEURcgP6cwRD43Y4Ptw9FowncWPWkf6GB9-JYdP9OgJHw8u4Apw4SsOHMdx
         [Test]
         public void should_not_fail_for_some_invalid_fingerprints()
         {
-            UseRealHttp();
-
             var files = new [] {
                 "nin.mp3",
                 "nin.flac"